Cheapest return flights from Singapore to Kathmandu in September from 325€

AirHint found the following cheapest return flights from Singapore (SIN) to Kathmandu (KTM) in September 2026 (see full year).

Return flights

05 Sep - 10 Sep SriLankan Airlines
22 Sep - 18 Oct SriLankan Airlines
01 Sep - 05 Sep Air India
01 Sep - 11 Sep Cathay Pacific
15 Sep - 26 Sep Thai Airways
01 Sep - 05 Sep Singapore Airlines direct
01 Sep - 11 Sep Singapore Airlines direct
15 Sep - 26 Sep Singapore Airlines direct
05 Sep - 10 Sep Singapore Airlines direct
22 Sep - 18 Oct Singapore Airlines direct

Also check the deals for one-way flights from Singapore to Kathmandu in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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